| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Dablama | city | Eastern Province | Sierra Leone | 7.9997222 | -10.7122222 | 757 | 7431 |
| Dagbu | city | Eastern Province | Sierra Leone | 8.5833333 | -10.6 | 948 | 17867 |
| Dakadu | city | Eastern Province | Sierra Leone | 8.6833333 | -10.8 | 1499 | 26667 |
| Dakaro | city | Eastern Province | Sierra Leone | 8.85 | -10.9333333 | 1528 | 26653 |
| Dakaw | city | Eastern Province | Sierra Leone | 8.0333333 | -10.6166667 | 754 | 6550 |
| Dakaw | city | Eastern Province | Sierra Leone | 8.2983333 | -10.3069444 | 1400 | 4469 |
| Damando | city | Eastern Province | Sierra Leone | 8.7166667 | -10.6333333 | 1870 | 26664 |
| Damaworo | city | Eastern Province | Sierra Leone | 7.4783333 | -11.2175 | 495 | 7700 |
| Damawuro | city | Eastern Province | Sierra Leone | 7.4783333 | -11.2175 | 495 | 7700 |
| Damba | city | Eastern Province | Sierra Leone | 8.3166667 | -10.3166667 | 1456 | 4469 |
| Dambadu | city | Eastern Province | Sierra Leone | 8.6166667 | -10.5833333 | 974 | 18393 |
| Dambalu | city | Eastern Province | Sierra Leone | 8.1955556 | -10.4086111 | 1184 | 6753 |
| Dambara | city | Eastern Province | Sierra Leone | 8.4166667 | -11.3333333 | 495 | 13076 |
| Dambara | city | Eastern Province | Sierra Leone | 7.5225 | -10.8975 | 396 | 4499 |
| Dambara | city | Eastern Province | Sierra Leone | 8.3 | -10.55 | 977 | 6953 |
| Dambara | city | Eastern Province | Sierra Leone | 8.3416667 | -10.3336111 | 1499 | 7082 |
| Dambo | city | Eastern Province | Sierra Leone | 8.6166667 | -10.5666667 | 958 | 18393 |
| Dambo | city | Eastern Province | Sierra Leone | 8.3166667 | -10.3166667 | 1456 | 4469 |
| Dambu | city | Eastern Province | Sierra Leone | 8.3333333 | -11.0833333 | 928 | 9431 |
| Dambu | city | Eastern Province | Sierra Leone | 7.9783333 | -10.8997222 | 547 | 7431 |
| Dandabu | city | Eastern Province | Sierra Leone | 7.85 | -11.3333333 | 501 | 7691 |
| Dandabu | city | Eastern Province | Sierra Leone | 8.35 | -11.0333333 | 915 | 12891 |
| Dandando | city | Eastern Province | Sierra Leone | 8.7166667 | -10.9166667 | 1499 | 26664 |
| Dandebu | city | Eastern Province | Sierra Leone | 7.85 | -11.3333333 | 501 | 7691 |
| Dandu | city | Eastern Province | Sierra Leone | 8.9333333 | -11.0666667 | 1466 | 26647 |
| Dangbwidu | city | Eastern Province | Sierra Leone | 8.7166667 | -10.9666667 | 1463 | 26664 |
| Dar-es-Salaam | city | Eastern Province | Sierra Leone | 8.3666667 | -10.4333333 | 1272 | 7282 |
| Daru | city | Eastern Province | Sierra Leone | 7.4955556 | -11.1683333 | 449 | 7700 |
| Daru | city | Eastern Province | Sierra Leone | 7.9919444 | -10.8405556 | 666 | 7431 |
| Dawa | city | Eastern Province | Sierra Leone | 8.2588889 | -10.3161111 | 1236 | 4293 |
| Dawulema | city | Eastern Province | Sierra Leone | 9.0333333 | -10.6333333 | 2007 | 11955 |
| Deadu | city | Eastern Province | Sierra Leone | 8.7833333 | -11.2166667 | 1512 | 26660 |
| Deima | city | Eastern Province | Sierra Leone | 7.9802778 | -11.2566667 | 485 | 7691 |
| Dema | city | Eastern Province | Sierra Leone | 8.3166667 | -11.3333333 | 515 | 7690 |
| Dema | city | Eastern Province | Sierra Leone | 8.1166667 | -10.8 | 646 | 7425 |
| Dembema | city | Eastern Province | Sierra Leone | 8.65 | -11.0833333 | 1233 | 26670 |
| Dengedu | city | Eastern Province | Sierra Leone | 8.6333333 | -10.5166667 | 997 | 19596 |
| Dewadu | city | Eastern Province | Sierra Leone | 8.6 | -10.9166667 | 1482 | 26671 |
| Deyaw | city | Eastern Province | Sierra Leone | 8.5 | -10.7666667 | 1295 | 25950 |
| Dia | city | Eastern Province | Sierra Leone | 7.9266667 | -11.2672222 | 488 | 7691 |
| Dia | city | Eastern Province | Sierra Leone | 7.9166667 | -11.0333333 | 498 | 7468 |
| Dia | city | Eastern Province | Sierra Leone | 8.3833333 | -10.4166667 | 1279 | 6989 |
| Diama | city | Eastern Province | Sierra Leone | 7.7872222 | -11.2147222 | 410 | 7697 |
| Diame | city | Eastern Province | Sierra Leone | 7.7286111 | -11.1425 | 482 | 7700 |
| Dige | city | Eastern Province | Sierra Leone | 8.0333333 | -11.2333333 | 567 | 7691 |
| Diima | city | Eastern Province | Sierra Leone | 7.9802778 | -11.2566667 | 485 | 7691 |
| Dilma | city | Eastern Province | Sierra Leone | 7.9802778 | -11.2566667 | 485 | 7691 |
| Dindi | city | Eastern Province | Sierra Leone | 8.4833333 | -10.3166667 | 1135 | 5925 |
| Disa | city | Eastern Province | Sierra Leone | 8.0666667 | -11.1166667 | 931 | 7691 |
| Diwa | city | Eastern Province | Sierra Leone | 8.2833333 | -11.0666667 | 846 | 7685 |
| Dodo | city | Eastern Province | Sierra Leone | 8.15 | -11.1666667 | 994 | 7690 |
| Dodo | city | Eastern Province | Sierra Leone | 7.8175 | -10.8511111 | 1013 | 7434 |
| Dodo | city | Eastern Province | Sierra Leone | 8.1333333 | -10.7333333 | 770 | 7425 |
| Dodo | city | Eastern Province | Sierra Leone | 7.9677778 | -10.6716667 | 921 | 7431 |
| Dodo | city | Eastern Province | Sierra Leone | 8.2530556 | -10.4177778 | 1410 | 7425 |
| Doijo | city | Eastern Province | Sierra Leone | 7.8097222 | -11.4141667 | 488 | 7462 |
| Dombadu | city | Eastern Province | Sierra Leone | 8.5 | -11.2333333 | 1151 | 26674 |
| Dombadu | city | Eastern Province | Sierra Leone | 8.7666667 | -11.0833333 | 1269 | 26660 |
| Dombadu | city | Eastern Province | Sierra Leone | 8.7166667 | -11.05 | 1295 | 26664 |
| Dombadu | city | Eastern Province | Sierra Leone | 8.9333333 | -11.05 | 1397 | 26647 |
| Dombadu | city | Eastern Province | Sierra Leone | 8.75 | -10.8333333 | 1505 | 26664 |
| Dongowa | city | Eastern Province | Sierra Leone | 8.4294444 | -10.3963889 | 1125 | 7049 |
| Dowoju | city | Eastern Province | Sierra Leone | 7.8097222 | -11.4141667 | 488 | 7462 |
| Duako | city | Eastern Province | Sierra Leone | 8.7333333 | -10.5666667 | 1469 | 24100 |
| Dugbema | city | Eastern Province | Sierra Leone | 8.85 | -10.85 | 1479 | 26653 |
| Dugbema | city | Eastern Province | Sierra Leone | 8.5166667 | -10.6833333 | 1105 | 25806 |
| Dugbudu | city | Eastern Province | Sierra Leone | 8.5166667 | -10.6333333 | 892 | 20396 |
| Dukono | city | Eastern Province | Sierra Leone | 8.3 | -10.7333333 | 849 | 7271 |
| Dukono | city | Eastern Province | Sierra Leone | 8.4666667 | -10.6666667 | 928 | 21944 |
| Dukono | city | Eastern Province | Sierra Leone | 8.5666667 | -10.65 | 997 | 24155 |
| Dumbilibu | city | Eastern Province | Sierra Leone | 8.45 | -11.4166667 | 1026 | 7686 |
| Dunamaro | city | Eastern Province | Sierra Leone | 9.0333333 | -11.0666667 | 1459 | 22399 |
| Dunamaro | city | Eastern Province | Sierra Leone | 8.65 | -10.55 | 1072 | 24291 |
| Dunamo | city | Eastern Province | Sierra Leone | 8.6666667 | -10.65 | 1998 | 26667 |
| Dunduwa | city | Eastern Province | Sierra Leone | 9.0166667 | -11.05 | 1469 | 22399 |
| Dunemaro | city | Eastern Province | Sierra Leone | 8.65 | -10.8833333 | 1496 | 26670 |
| Duvubu | city | Eastern Province | Sierra Leone | 8.0833333 | -11.1166667 | 925 | 7691 |
| Duwulema | city | Eastern Province | Sierra Leone | 9.0333333 | -10.6333333 | 2007 | 11955 |
| Duya | city | Eastern Province | Sierra Leone | 8.35 | -11.5166667 | 1007 | 6914 |
| Duyamahun | city | Eastern Province | Sierra Leone | 8.4166667 | -10.7833333 | 1502 | 20440 |
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